<template>
<el-card class="box-card">
    <div slot="header" class="clearfix">
        <span>基本资料</span>
    </div>
  <!-- 表单 -->
<el-form :model="userForm" :rules="userFormRules" ref="userForm" label-width="100px">
  <el-form-item label="登录名称" prop="username">
    <el-input v-model="userForm.username" disabled></el-input>
  </el-form-item>
  <el-form-item label="用户昵称" prop="nickname">
    <el-input v-model="userForm.nickname" minlength="1" maxlength="10"></el-input>
  </el-form-item>
  <el-form-item label="用户邮箱" prop="email">
    <el-input v-model="userForm.email"></el-input>
  </el-form-item>
  <el-form-item>
    <el-button type="primary" @click="updateInfoHandler">提交修改</el-button>
    <el-button @click="$refs.userForm.resetFields()">重置</el-button>
  </el-form-item>
</el-form>
</el-card>
</template>

<script>
import { mapState } from 'vuex'
export default {
  name: 'UserInfo',
  data () {
    return {
      // 基于浅拷贝，把 Vuex 中的用户信息对象复制一份，交给 userForm
      userForm: {},
      userFormRules: {
        nickname: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { pattern: /^\S{1,10}$/, message: '用户名必须是1-10的字母数字', trigger: 'blur' }
        ],
        emali: [
          { required: true, message: '请输入邮箱地址', trigger: 'blur' },
          { type: 'email', message: '请输入正确的邮箱地址', trigger: ['blur', 'change'] }
        ]
      }
    }
  },
  created () {
    this.userForm = { ...this.userInfo }
  },
  computed: {
    ...mapState('user', ['userInfo'])
  },
  methods: {
    updateInfoHandler () {
      // 兜底校验
      // 1. 验证表单的合法性
      this.$refs.userForm.validate(async valid => {
        // 2. 验证失败
        if (!valid) return
        // 3. 验证通过，发起请求
        const { data: res } = await this.$http.put('/my/userinfo', this.userForm)
        if (res.code !== 0) return this.$message.error(res.message)
        // 4. 更新用户信息成功，刷新 Vuex 中的数据
        this.$message.success(res.message)
        this.$store.dispatch('user/initUserInfo')
      })
    }
  }
}
</script>

<style lang="less" scoped>
.el-form {
  width: 500px;
}
</style>
